7th Class Science Wastewater Story Question Bank Wastewater Story

  • question_answer DIRECTIONS: Read the passage given below and answer the questions that follow. Passage - 1 Vermi Processing toilet has been tested in India and has been found to be a novel, low water use toilet. This process is simple and hygienic. What is the product obtained from processing of human excreta?

    A) Cow dung cake           

    B) Vermi cake

    C) Fruit cake                   

    D) None of these

    Correct Answer: B

    Solution :

    Vermi cake


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